Thứ Bảy, 27 tháng 2, 2016

Gradient – AS-M903 MP3 System – Circuit Diagram

Used ICs: BD3872FS – 4558 – M65855P – PT8300HA12237F – 2011 – LC877364A – STK403-070 – STK403-100
Schematic
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Thứ Sáu, 26 tháng 2, 2016

Thứ Ba, 23 tháng 2, 2016

Philips 40PFL4609 – Circuit Diagram – Digital main board

Scheamtic – Digital main board - Philips 40PFL4609
The order of pins shown in this diagram is different from that of actual IC3101.
IC3101 is divided into seven and shown as IC3101 (1/7) ~ IC3101 (7/7) in this Digital Main Schematic Diagram Section.
TYPE-A
TYPE-B
The order of pins shown in this diagram is different from that of actual IC3101.
IC3101 is divided into four and shown as IC3101 (1/4) ~ IC3101 (4/4) in this Digital Main Schematic Diagram Section
CONTROL PANEL CIRCUIT FOR BOTH TYPE
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Chủ Nhật, 21 tháng 2, 2016

WP32A30 – LG 32 inch CRT TV – Circuit Diagram


SMPS and DEFLECTION  

SMPS PWB
PIP-MULTI
DCF-MULTI
 
AUDIO
CRT BASE CARD
CLICK ON THE SCHEMATICS TO ZOOM IN

LG CB20T20X CRT TV – Schematic

Used ICs: TDA2006 – TDA8841 or TDA8842 – 24C16 - U4488B – SAA5281 – LA7016 – CD4052B – TDA8351 – TDA6107Q - STR-S5707
Circuit diagram – LG CB20T20X 20 inch CRT TV
Click on the schematic to Magnify

Colour TV Circuit diagram - using TDA8899 system control-chroma jungle IC

ET-5EC-K04/ET-5EC-K61/ET-5EE-K06 (Tuner) – TDA8897/TDA8899 (System control chroma jungle) – STR W6556A – LA78041/TDA8177 (Vertical scan output) – TA1343 (Audio processor) – AN7522/AN17821 (Audio output) – 24C08 (System memory)
Circuit Diagram [Click on the circuit diagram to zoom in]

Thứ Bảy, 20 tháng 2, 2016

PHILIPS AZ3830/55 MP3 CD Soundmachine – Circuit Diagram

TDA8944J – PT2314  
Power amplifier schematic and PWB
Keyboard
LCD board
WMA & Memory
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Onkyo CD RECEIVER CR-315 - CR-315DAB - Schematic

Onkyo CR-315 - CS-315DAB Black and Silver – Power amplifier and FL Display – System control – Circuit Diagram
Initialize the unit
(1) Press and the hold down the STOP button, then press the STANDBY/ON button at power on state.
Preset memory and each mode stored in the memory, are initialized and will return to the factory settings.
FL Display:  Shows “clear” and goes to Standby

(2) Disconnect the AC power cord from a wall outlet.
Check version of microprocessor.
Main microprocessor (Q709), Servo microprocessor (Q101), Sub microprocessor (Q801).
(1) Press and the hold down the DISPLAY button, then press the STANDBY/ON button at power on state.
Amplifier and FL display circuit diagram
CD mechanism and CD loader - Exploded view
Exploded view
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Colour TV kit Circuit Diagram – TMPA8829 syscon chroma jungle IC

Used ICs: 24C08 – TMPA8829 – 4052 – MSP34X5G – TDA8944 – TDA8945 – TC90A49P – TDA8177 – TDA16846 – BCK4901-XX(LOT) CTV CIRCUIT


Thứ Hai, 15 tháng 2, 2016

Britania Home Theater Britain FAME 240 USB - Schematic

Britania Fame 240USB - Home Theater – SV VCD THEATER FAMA 240 - SMPS and AMP Circuit Diagram
Used semiconductors: MP7742-2X15W – SHT600A – FSDM0565
SUBWOOFER - CENTER - SURROUND - FRONT LEFT and RIGHT Amplifier - schematic

PRE-AMP
SMPS (Power)
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